91 lines
4.0 KiB
JavaScript
91 lines
4.0 KiB
JavaScript
"use strict";
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var __values = (this && this.__values) || function(o) {
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var s = typeof Symbol === "function" && Symbol.iterator, m = s && o[s], i = 0;
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if (m) return m.call(o);
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if (o && typeof o.length === "number") return {
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next: function () {
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if (o && i >= o.length) o = void 0;
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return { value: o && o[i++], done: !o };
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}
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};
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throw new TypeError(s ? "Object is not iterable." : "Symbol.iterator is not defined.");
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};
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.bufferTime = void 0;
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var Subscription_1 = require("../Subscription");
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var lift_1 = require("../util/lift");
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var OperatorSubscriber_1 = require("./OperatorSubscriber");
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var arrRemove_1 = require("../util/arrRemove");
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var async_1 = require("../scheduler/async");
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var args_1 = require("../util/args");
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var executeSchedule_1 = require("../util/executeSchedule");
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function bufferTime(bufferTimeSpan) {
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var _a, _b;
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var otherArgs = [];
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for (var _i = 1; _i < arguments.length; _i++) {
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otherArgs[_i - 1] = arguments[_i];
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}
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var scheduler = (_a = args_1.popScheduler(otherArgs)) !== null && _a !== void 0 ? _a : async_1.asyncScheduler;
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var bufferCreationInterval = (_b = otherArgs[0]) !== null && _b !== void 0 ? _b : null;
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var maxBufferSize = otherArgs[1] || Infinity;
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return lift_1.operate(function (source, subscriber) {
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var bufferRecords = [];
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var restartOnEmit = false;
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var emit = function (record) {
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var buffer = record.buffer, subs = record.subs;
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subs.unsubscribe();
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arrRemove_1.arrRemove(bufferRecords, record);
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subscriber.next(buffer);
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restartOnEmit && startBuffer();
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};
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var startBuffer = function () {
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if (bufferRecords) {
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var subs = new Subscription_1.Subscription();
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subscriber.add(subs);
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var buffer = [];
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var record_1 = {
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buffer: buffer,
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subs: subs,
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};
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bufferRecords.push(record_1);
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executeSchedule_1.executeSchedule(subs, scheduler, function () { return emit(record_1); }, bufferTimeSpan);
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}
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};
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if (bufferCreationInterval !== null && bufferCreationInterval >= 0) {
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executeSchedule_1.executeSchedule(subscriber, scheduler, startBuffer, bufferCreationInterval, true);
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}
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else {
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restartOnEmit = true;
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}
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startBuffer();
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var bufferTimeSubscriber = OperatorSubscriber_1.createOperatorSubscriber(subscriber, function (value) {
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var e_1, _a;
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var recordsCopy = bufferRecords.slice();
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try {
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for (var recordsCopy_1 = __values(recordsCopy), recordsCopy_1_1 = recordsCopy_1.next(); !recordsCopy_1_1.done; recordsCopy_1_1 = recordsCopy_1.next()) {
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var record = recordsCopy_1_1.value;
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var buffer = record.buffer;
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buffer.push(value);
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maxBufferSize <= buffer.length && emit(record);
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}
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}
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catch (e_1_1) { e_1 = { error: e_1_1 }; }
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finally {
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try {
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if (recordsCopy_1_1 && !recordsCopy_1_1.done && (_a = recordsCopy_1.return)) _a.call(recordsCopy_1);
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}
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finally { if (e_1) throw e_1.error; }
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}
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}, function () {
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while (bufferRecords === null || bufferRecords === void 0 ? void 0 : bufferRecords.length) {
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subscriber.next(bufferRecords.shift().buffer);
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}
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bufferTimeSubscriber === null || bufferTimeSubscriber === void 0 ? void 0 : bufferTimeSubscriber.unsubscribe();
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subscriber.complete();
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subscriber.unsubscribe();
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}, undefined, function () { return (bufferRecords = null); });
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source.subscribe(bufferTimeSubscriber);
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});
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}
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exports.bufferTime = bufferTime;
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//# sourceMappingURL=bufferTime.js.map
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